Bug ID 1070029: GSS-SPNEGO SASL mechanism issue with AD Query to Synology Directory Service

Last Modified: Dec 13, 2023

Affected Product(s):
BIG-IP APM(all modules)

Known Affected Versions:, 15.1.4,, 15.1.5,, 15.1.6,, 15.1.7, 15.1.8,,, 15.1.9,

Fixed In:
17.1.1, 16.1.4, 15.1.10

Opened: Dec 23, 2021

Severity: 3-Major


Active Directory queries may fail.


User authentication based on AD Query agent will be impacted.


-- Users/Services are configured in Synology Directory Service (Non Microsoft based Active Directory Service) -- Active Directory Query Configuration on BIG-IP



Fix Information

No fix identified yet. The comprehensive fix would be in the open source cyrus-sasl library.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips